Walter Carnahan, DO
NPI 1174501449 · Family Medicine Physician · Southaven, MS
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Walter Carnahan, DO is a Family Medicine Physician provider in Southaven, MS (NPI 1174501449).
Provider details
- NPI number
- 1174501449
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 16014 (MS)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
788 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 423 | $89 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 148 | $61 |
| Annual Wellness Visit; Includes a Personalized Prevention Plan of Service (pps), Initial VisitG0438 | 119 | $150 |
| Physician Or Allowed Practitioner Certification for Medicare-Covered Home Health Services Under a Home Health Plan of Care (patient Not Present), Including Contacts With Home Health Agency and Review of Reports of Patient Status Required By Physicians andG0180 | 31 | $48 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 27 | $117 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 111 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 373 | 98 |
| Rosuvastatin Calcium | 262 | 80 |
| Amlodipine Besylate | 221 | 52 |
| Pantoprazole Sodium | 197 | 56 |
| Losartan Potassium | 185 | 46 |
| Ezetimibe | 156 | 44 |
| Lisinopril | 155 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$6,090 across 2 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-01-05
- Last updated
- 2025-04-30
- Certified
- 2025-04-30
Frequently asked questions
- What is Walter Carnahan's NPI number?
- Walter Carnahan's National Provider Identifier (NPI) is 1174501449, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Walter Carnahan's specialty?
- Walter Carnahan is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Walter Carnahan located?
- Walter Carnahan's practice location on file with NPPES is 5908 Getwell Rd, Southaven, MS 38672-7317.
- What is Walter Carnahan's phone number?
- The practice phone number listed in the NPPES registry for Walter Carnahan is (662) 536-4646.
- Does Walter Carnahan accept Medicare?
- Walter Carnahan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Walter Carnahan's NPI active?
- Yes — Walter Carnahan's NPI (1174501449) is active in the NPPES registry as of the last update on 2025-04-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.